Customizer tutorials and documentation

One of the things that TRT has been doing over the past several months is striving to make education a top priority. We’ve got some awesome things in the pipeline (look out for design and accessibilityAccessibility Accessibility (commonly shortened to a11y) refers to the design of products, devices, services, or environments for people with disabilities. The concept of accessible design ensures both “direct access” (i.e. unassisted) and “indirect access” meaning compatibility with a person’s assistive technology (for example, computer screen readers). ( resources soon).

Today’s topic is about utilizing the Customization APIAPI An API or Application Programming Interface is a software intermediary that allows programs to interact with each other and share data in limited, clearly defined ways. (i.e., the theme customizerCustomizer Tool built into WordPress core that hooks into most modern themes. You can use it to preview and modify many of your site’s appearance settings.). Over the past week I’ve been gathering links to various tutorials to share with theme authors. There’s actually quite a bit that’s been written on the customizer. I thought it’d be helpful to consolidate some of these into one place.

This list is just a sampling of what’s out there. It also gives us an idea of what hasn’t been written about so that we can strive to provide more examples.

Official Documentation

Of course, the best place to start is the developer handbook right here on The community site where WordPress code is created and shared by the users. This is where you can download the source code for WordPress core, plugins and themes as well as the central location for community conversations and organization. So, dive into the Customizer API docs before anything.

General and Basic Tutorials

The following tutorials are mostly overviews and general tutorials on the basics of working with the customizer. A few dive into some more advanced topics, but for the most part, they’re good for getting acquainted with the customizer.

Advanced and Specific Topics